z/VM Version 7 Release 1 General Information IBM GC24-6286-10 Note: Before you use this information and the product it supports, read the information in “Notices” on page 95. This edition applies to version 7, release 1, modification 0 of IBM® z/VM® (product number 5741-A09) and to all subsequent releases and modifications until otherwise indicated in new editions. Last updated: 2018-08-07 © Copyright International Business Machines Corporation 1990, 2018. US Government Users Restricted Rights – Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp. Contents List of Tables........................................................................................................vii About this document.............................................................................................ix Intended audience...................................................................................................................................... ix Where to find more information..................................................................................................................ix Links to other documents and websites............................................................................................... ix How to send your comments to IBM.......................................................................xi Chapter 1. z/VM overview..................................................................................... 1 z/VM components, facilities, and optional features....................................................................................1 z/VM provides proven system integrity, security, availability, and reliability............................................. 2 z/VM supports application development and deployment.........................................................................3 z/VM is accessible by people with disabilities............................................................................................ 4 Chapter 2. What is new or changed in z/VM V7.1.................................................... 5 Subcapacity pricing terms for z/VM and select z/VM-based programs..................................................... 5 z/VM Continuous Delivery model................................................................................................................ 5 z/VM documentation enabled for Continuous Delivery capability............................................................. 6 Interaction with the z/VM community.........................................................................................................6 Hypervisor efficiency and scalability...........................................................................................................6 Improvement to the z/VM dump process.............................................................................................. 6 Foundational support for more than 64 logical processors.................................................................. 7 [APAR] Dynamic Memory Downgrade....................................................................................................7 System ease of use improvements..............................................................................................................7 Integration of z/VM SSI for continuous operation.................................................................................7 QUERY BYUSER support for class B users.............................................................................................7 Hardware currency and exploitation........................................................................................................... 7 Architecture level set............................................................................................................................. 8 Security enhancements............................................................................................................................... 8 Dynamic ESM protection support for CPACCESS, CPTYPE, and CPVLOAD...........................................8 [APAR] SMAPI ESM authorization support.............................................................................................8 [APAR] Elliptic Curve Cryptography (ECC)............................................................................................. 8 Installation, migration, and serviceability...................................................................................................8 Deprecation of installation support....................................................................................................... 9 National languages support................................................................................................................... 9 [APAR] RSCS Query System Service...................................................................................................... 9 Additional changes.......................................................................................................................................9 New functions, enhancements, and additional support provided by z/VM V6.4 APARs......................9 GDDMXD/VM support removed........................................................................................................... 11 IMAP support removed........................................................................................................................ 11 Support removed for IEEE 802.3 Ethernet frame types..................................................................... 11 Support removed for dumps on tape...................................................................................................11 Cloud Manager Appliance not available.............................................................................................. 11 IBM z/VM Cloud Connector..................................................................................................................11 Statements of general direction................................................................................................................ 11 Chapter 3. Technical information..........................................................................13 Hardware and storage requirements........................................................................................................ 13 Server requirements.............................................................................................................................13 Installation requirements.................................................................................................................... 13 iii Storage requirements...........................................................................................................................14 Workstation requirement..................................................................................................................... 15 DPM hardware requirements............................................................................................................... 15 Multi-VSwitch Link Aggregation support hardware requirements......................................................15 PCIe support hardware requirements................................................................................................. 15 Performance Toolkit hardware requirements......................................................................................15 SSI clusters hardware requirements................................................................................................... 15 TCP/IP hardware requirements........................................................................................................... 16 VM Guest RSA-Assist Support for Linux hardware requirements.......................................................16 zHPF guest support hardware requirements...................................................................................... 16 zHPF paging hardware requirements.................................................................................................. 16 Device support........................................................................................................................................... 16 Supported devices................................................................................................................................17 Unsupported devices........................................................................................................................... 17 Software (program) requirements.............................................................................................................17 Prerequisite licensed programs........................................................................................................... 18 High Level Assembler...........................................................................................................................18 Supported levels of z/VM base facilities and optional features..........................................................18 z/VM base components additional program requirements................................................................ 19 DFSMS/VM additional program requirements.....................................................................................19 DirMaint additional program requirements........................................................................................